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Perhaps significant enough vaper from plumbing solder made it into AC unit or some other building or trade technique which involves some lead
by fyloraspit 3y ago
Perhaps significant enough vaper from plumbing solder made it into AC unit or some other building or trade technique which involves some lead
- sokoloff 3y agoPlumbing solder is overwhelmingly lead-free and has been for years. Even if leaded solder was used, the vapors from soldering are flux residues, not lead.